• Entry in telecommunication : customer loyalty, price sensitivity and access prices 

      Lommerud, Kjell Erik; Sørgard, Lars (Discussion paper, Working paper, 2002-07)
      The purpose of this article is to investigate the prospects for entry into an existing network in the telecommunication industry, and how public policy may promote a more competitive outcome. We apply a model that captures ...
    • Merger profitability in unionized oligopoly 

      Lommerud, Kjell Erik; Straume, Odd Rune; Sørgard, Lars (Discussion paper, Working paper, 2000-05)
      We examine how a merger affects wages of unionized labour and, in turn, the profitability of a merger under both Cournot and Bertrand competition. If unions are plant-specific, we find that a merger is more profitable ...
    • National versus international mergers in unionised oligopoly 

      Lommerud, Kjell Erik; Straume, Odd Rune; Sørgard, Lars (Discussion paper, Working paper, 2004-06)
      We analyse how the presence of trade unions affects the pattern of mergers in an international oligopoly and the welfare implications thereof. We find that wages for the merger participants are always lower when they ...
    • Unionized oligopoly, trade liberalization and location choice 

      Lommerud, Kjell Erik; Meland, Frode; Sørgard, Lars (Discussion paper, Working paper, 2002-07)
      In a two-country reciprocal dumping model, with one country unionized, we analyze how wage setting and firm location are influenced by trade liberalization. We show that trade liberalization can induce FDI, which is at ...